Mathis Crumb, 4, receives a coronavirus disease (COVID-19) vaccine for children under five years old at Skippack Pharmacy in Schwenksville, Pennsylvania, U.S., June 21, 2022.
Ansley Dinkler, 4, reacts as a COVID-19 vaccination is administered into her arm at Children’s Hospital New Orleans.
Camilla Gurrero, 4, winces as LPN Renada Celestin gives her a COVID-19 vaccination as her parents, Lydia and Lenin, try to comfort her at Children’s Hospital New Orleans, on Tuesday, June 21, 2022.
Ansley Dinkler, 4, right, and Camilla Gurrero, 4, show off their Band-Aids moments after they both received COVID-19 vaccinations at Children’s Hospital New Orleans, on Tuesday, June 21, 2022.
10 month old Hazel Ribnik reacts, as nurse Jillian Mercer administers the Moderna vaccine for the coronavirus disease (COVID-19) at Rady Children’s Hospital in San Diego, California.
Kevin Lazarus, 4, receives the vaccine against the coronavirus disease (COVID-19) at Northwell Health’s Cohen Children’s Medical Center in New Hyde Park, New York.
Rooney Brown, 4, left, sits on the lap of her mom, Jessica, as she gets a COVID-19 vaccine from RN Megan Valente while at the same time Ansley Dinkler, 4, right, sits on the lap of her mom, Ayame, as LPN Lynell Major administers a COVID-19 vaccination at Children’s Hospital New Orleans, Tuesday, June 21, 2022.
Jade Harris, 4, reacts with relief after the needle is removed from his arm as he and his sister, Hazel, 4, get simultaneous COVID-19 vaccinations at Children’s Hospital New Orleans.
Ansley Dinkler, 4, hides behind her cow doll as a syringe is prepared for her to administer a COVID-19 vaccination at Children’s Hospital New Orleans.
Callum Diaz-Cheng, 3, reacts in the arms of his father, Dr. Andrew Cheng, after receiving the Pfizer COVID-19 vaccine at Children’s Hospital Los Angeles.
Daniel Schwab, left, holds his son one-year old son Asher as as Registered Nurse Margie Rodriguez administers the first dose of the Moderna COVID-19 vaccine for children 6 months through 4 years old, Tuesday, June 21, 2022, at Montefiore Medical Group in the Bronx borough of New York.
Ada Hegde, age 14 months, reacts as registered nurse Reisa Lancaster administers a dose of a Pfizer COVID-19 vaccine at Children’s National Hospital’s research campus, Tuesday, June 21, 2022, in Washington. Holding Ada are her mother Sarah Close and father Chinmay Hegde.
Dr. Sophia Jan (R) administers a coronavirus vaccination to 9-month-old Oliver Harris while he is held by his father Dr. Matthew Harris at the Cohen Children’s Medical Center at Long Island Jewish Medical Center in the Queens borough of New York, New York, USA, 22 June 2022.
Luca Moore, 11 months, watches as the vaccine against the coronavirus disease (COVID-19) is administered while his mother Dr. Danielle Smith holds him at Northwell Health’s Cohen Children’s Medical Center in New Hyde Park, New York, U.S., June 22, 2022.
Oliver Harris, 9 months, cries after receiving a vaccine against the coronavirus disease (COVID-19) at Northwell Health’s Cohen Children’s Medical Center in New Hyde Park, New York, U.S., June 22.
Jackie Katzow, 2, cries after receiving the vaccine against the coronavirus disease (COVID-19) at Northwell Health’s Cohen Children’s Medical Center in New Hyde Park, New York.
William Lutsch, 4, receives a coronavirus disease (COVID-19) vaccine for children under five years old while his twin brother, Michael Lutsch, 4, watches at Skippack Pharmacy in Schwenksville, Pennsylvania, U.S., June 21, 2022.
James Hall, 3, receives a coronavirus disease (COVID-19) vaccine for children under five years old at Skippack Pharmacy in Schwenksville, Pennsylvania, U.S., June 21, 2022.
Nora Burlingame, 3, is held by her mother, Dina Burlingame, as she gives a fist-bump to nurse Luann Majeed, right, Tuesday, June 21, 2022, after getting a Pfizer COVID-19 vaccine shot at a University of Washington Medical Center clinic in Seattle.
